cruis'n USA highways
Issue 141 - June 30th, 2023
Happy 4th of July weekend and early July 4th!
July 4th is one of my favorite days of the year for many reasons, and today’s post is inspired by the amount of people who will be on roadtrips over the next week around our great country. Someone years ago tipped me off on this tidbit about the numbering system for our roadways, and I wanted to share this with you all today.
(Image Credit: DALL-E)
Traveling across the vast expanse of America is an adventure filled with endless possibilities. But have you ever wondered how highways and interstates are numbered? Today, let's embark on a short journey through the intriguing world of highway numbering rules and conventions.
Even for East, Odd for North:
When it comes to primary routes, the highway system has a nifty numbering pattern. Even numbers are typically assigned to majestic east-west routes, like the legendary Interstate 80 or the picturesque U.S. Route 6. On the other hand, odd numbers proudly mark the north-south arteries that crisscross the nation, such as the famous Interstate 95 or the historic U.S. Route 1.
Southern & Western Charm:
Ever noticed that lower numbers on interstates are often found in the sun-drenched southern and western regions? Low numbers for southern and western routes: Interstate highways with low numbers (below 20) are generally found in the southern and western parts of the country.
Northern & Eastern Grandeur:
On the flip side, the higher numbered interstates typically reside in the northern and eastern parts of the country. These routes lead you through captivating vistas, vibrant cities, and the breathtaking beauty of the great outdoors. Higher numbers for northern and eastern routes: Interstate highways with higher numbers (above 20) are typically located in the northern and eastern regions.
The Majestic Endings:
Primary interstates are known for their grand finales! You'll often find these iconic routes culminating with a 0 or a 5, making them easy to remember. Be it the legendary Interstate 10 stretching across the southern states or the mighty Interstate 95 tracing the eastern seaboard, these highways leave an indelible mark.
Spur Your Curiosity:
Sometimes, the road less traveled is a spur route. These intriguing offshoots branch off from the main interstates to serve specific cities or destinations. They bear odd numbers followed by an extra digit, like the enigmatic Interstate 495B. These spurs are like secret paths that lead you to hidden gems along your journey.
Connector Routes: Bridging Highways:
Imagine a web connecting the mighty interstates—enter the connector routes! These vital connectors link two or more interstates, easing your travel from one grand route to another. Connector routes proudly wear three digits, starting with an even number followed by two odd digits, like the fascinating Interstate 215.
Big City Loops:
LOOPS around cities in the United States are typically designated with three-digit numbers. These numbers usually start with an even digit, followed by two odd digits. For example, a loop around a city might be designated as Interstate 495 or State Route 610. These three-digit numbers are used to differentiate these local bypass or beltway routes from the major interstate or U.S. highways that pass through the cities. The specific numbering schemes and designations may vary by state and region, but the three-digit numbering convention is commonly used for city loops.
Now that you've unraveled the mysteries of the American highway numbering system, you're armed with knowledge to navigate the great roads with confidence and curiosity. Embrace the joy of the journey as you venture forth on the enchanting highways and byways of the United States! Safe travels! Happy 4th!